April 22, 2014
On Variable Expression
![Graphic showing a twisted DNA strand with separated molecules in the middle in various colors.](https://ohtwist.com/wp-content/uploads/2014/04/DNA-strand.png)
From the onlineĀ Genetics Home Reference, variable expression is defined as: āVariation in clinical features (type and severity) of a genetic disorder between individuals with the same gene alteration, even within the same family” [italics mine, JG] Definition from: GeneReviews from the University of Washington and the National Center for Biotechnology Information Take the trait for